Moving bed filter help

[Southjerseycichlidz]

I have a 220 I plan to stock pretty heavily as of right now I have a fx5 and 3 box filters running it. I have heard about how will the k1 moving beds work and will help reduce ammonia etc. is this worth doing I planned on adding 2 2 liter bottles packed with the k1 as a filter

 

[Lepisosteus]

k1 filters tend to be loud, it's expensive and the media takes a long time to cycle. Personally I wouldn't bother for a 220, i would just add amother big can